1
George E Berkey, Dana C Bookbinder, Richard M Fiacco, Cynthia B Giroux, Daniel W Hawtof, Dale R Powers, V Srikant: Low water peak optical waveguide and method of manufacturing same. Corning Incorporated, Robert L Carlson, November 5, 2002: US06477305 (32 worldwide citation)

A cylindrical glass body having a low water content centerline region and method of manufacturing such a cylindrical glass body for use in the manufacture of optical waveguide fiber is disclosed. The centerline region of the cylindrical glass body has a water content sufficiently low such that an op ...


2
A Joseph Antos, George E Berkey, Daniel W Hawtof, G Thomas Holmes, Yanming Liu: Dispersion compensating single mode waveguide. Corning Incorporated, William J Chervenak, December 7, 1999: US05999679 (28 worldwide citation)

A dispersion compensating single mode optical waveguide fiber designed to change the wavelength window of operation of a link from 1301 nm to 1550 nm. The dispersion compensating waveguide fiber is characterized by a core glass region refractive index profile comprised of at least three segments. Th ...


3
Daniel W Hawtof, Kamjula Pattabhirami Reddy, John Stone III: Hermetically sealed package and method of fabricating of a hermetically sealed package. Corning Incorporated, Kevin M Able, March 18, 2008: US07344901 (25 worldwide citation)

A method and apparatus for forming a hermetic seal between two substrates includes providing an electromagnetic absorbent sealing material perimetrically about a surface of one of the substrates. Furthermore, the illustrative method includes heating the sealing material. In addition, a package havin ...


4
Richard M Fiacco, Michael J Hackert, Daniel W Hawtof, M Ted Van Ryn: Multicore glass optical fiber and methods of manufacturing such fibers. Corning Incorporated, Robert L Carlson, November 28, 2000: US06154594 (21 worldwide citation)

A glass optical fiber includes multiple cores fused into a single fiber. The new optical fiber is coherent, in the sense that the cores maintain their relative position with respect to each other within the fiber throughout the length of the fiber. That is, a core having specific radial and angular ...


5
Curtis R Fekety, Michael T Gallagher, Daniel W Hawtof, Karl W Koch III, Natesan Venkataraman: Methods for manufacturing microstructured optical fibers with arbitrary core size. Corning Incorporated, James V Suggs, Kevin M Able, July 12, 2005: US06917741 (19 worldwide citation)

The present invention provides methods for manufacturing microstructured optical fibers having an arbitrary core size and shape. According to one embodiment of the invention, a method of fabricating a photonic band gap fiber includes the steps of forming an assembly of stacked elongate elements, the ...


6
Daniel W Hawtof: Method of producing oxide soot using a burner with a planar burner face. Corning Incorporated, Randall S Wayland, Scott S Servilla, January 4, 2005: US06837076 (15 worldwide citation)

A burner and a method for producing an inorganic soot such as silica comprising a plurality of substantially planar layers having multiple openings therethrough formed by a micromachining process. The openings are in fluid communication with a precursor inlet and a gas inlet to permit the gas and th ...


7
Jill A Harvey, Daniel W Hawtof, Henry A Spicer: Method and apparatus for drawing optical fibers. Corning Incorporated, Bruce E Kamerer, February 8, 1994: US05284499 (14 worldwide citation)

A method and apparatus for drawing an optical waveguide fiber which minimizes fiber bow caused by differential stresses in the cladding layer of the fiber are disclosed. The fiber is drawn from a preform which is heated in a draw furnace. Gases introduced at the top of the furnace form a boundary la ...


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Jeffery L Blackwell, Xiaodong Fu, Daniel W Hawtof, Danny L Henderson: Method and apparatus for forming silica by combustion of liquid reactants using a heater. Corning Incorporated, Scott S Servilla, Robert L Carlson, November 9, 1999: US05979185 (11 worldwide citation)

The present invention is directed to a method for making silica glass and silica glass preforms. A liquid, preferably halide-free, silicon-containing compound capable of being converted by thermal oxidative decomposition to SiO.sub.2 is provided and introduced directly into the flame of a combustion ...


10
Daniel W Hawtof, David M Hopstock, Gregory F Jacobs: Optical fiber encoded with data signal. Corning Incorporated, Timothy R Krogh, James V Suggs, Svetlana Short, November 18, 2003: US06650815 (11 worldwide citation)

The present invention relates to an optical fiber including a fiber core and at least one coating substantially encapsulating the fiber core, wherein the at least one coating includes a material forming a data storage medium which is capable of digitally encoding information at a data density of at ...



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